1. 1st divide to half take the heavier out1 G8 U( B1 }) b+ e$ A9 _% C4 X6 U
2. 2nd take 4 balls out of 5 divide 2 groups to get the heavier out. (if is equal thn the remain is the one u looking for) 4 A# Q/ y# Y9 `# i/ I( r3. Same method if is not equal on 2nd try.